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/*****************************************************************************/
/* align.cpp - move and rotate entities using align points */
/* */
/* Copyright (C) 2011 Rallaz, rallazz@gmail.com */
/* */
/* This library is free software, licensed under the terms of the GNU */
/* General Public License as published by the Free Software Foundation, */
/* either version 2 of the License, or (at your option) any later version. */
/* You should have received a copy of the GNU General Public License */
/* along with this program. If not, see <http://www.gnu.org/licenses/>. */
/*****************************************************************************/
#include "document_interface.h"
#include "align.h"
#include <cmath>
QString LC_Align::name() const
{
return (tr("Align"));
}
PluginCapabilities LC_Align::getCapabilities() const
{
PluginCapabilities pluginCapabilities;
pluginCapabilities.menuEntryPoints
<< PluginMenuLocation("plugins_menu", tr("Align"));
return pluginCapabilities;
}
void LC_Align::execComm(Document_Interface *doc,
QWidget *parent, QString cmd)
{
Q_UNUSED(parent);
Q_UNUSED(cmd);
QPointF base1, base2, target1, target2;
QList<Plug_Entity *> obj;
bool yes = doc->getSelect(&obj);
if (!yes || obj.isEmpty()) return;
yes = doc->getPoint(&base1, QString(tr("first base point:")));
if (yes) {
yes = doc->getPoint(&target1, QString(tr("first target point:")), &base1);
if (yes) {
yes = doc->getPoint(&base2, QString(tr("second base point:")));
if (yes) {
yes = doc->getPoint(&target2, QString(tr("second target point:")), &base2);
}
}
}
if (yes) {
//first, move selection
QPointF movev = target1 - base1;
//calculate angle
double abase, atarget, angle;
abase = atan2( base2.y() - base1.y(),
base2.x() - base1.x());
atarget = atan2( target2.y() - target1.y(),
target2.x() - target1.x());
angle = atarget - abase;
//end, rotate selection
for (int i = 0; i < obj.size(); ++i) {
obj.at(i)->moveRotate(movev, target1, angle);
}
}
//selection cleanup
while (!obj.isEmpty())
delete obj.takeFirst();
}
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